On Mon, Aug 25, 2025 at 02:15:49PM +0800, Yu Kuai wrote: > > be resubmitted to current->bio_list, hence this patch won't break this > > case, right? > > And xfs_rw_bdev() is not under submit_bio() context, current->bio_list > is still NULL, means xfs_rw_bdev() is submitting bio one by one in the > right lba order, the bio recursive handling is not related in this case. Yes, usually not - unless we somehow eventually get the loop device out a separate workque context.